month forecast

Jan $1200$

feb $1200$

mar $1400$

apr $3000$

may $1200$

jun $1200$

jul $1200$

aug $1200$

The company typically hires seasonal workers to handle the extra workload in periods $3$and $4.$The cost for hiring and training a seasonal worker is LE $5,000$per worker, and the company plans to hire two additional workers and train them in period $3,$for work in period $4,$and then lay them off $($no cost for layoff$).$Develop an aggregate plan that uses steady output from regular workers with added output from the two seasonal workers in period $4.$The output rate for the seasonal workers is slightly less than that of regular workers, so their cost per unit is higher. The cost per unit for regular workers is LE $40$per unit, while cost per unit for the seasonal workers is LE $50$per unit. Backlog cost is LE $10$per unit per period